Objective:To investigate the effect of the culture supernatants of interleukin 2 activated peripheral blood (APB), cord blood (ACB) and bone marrow (ABM) mononuclear cells on hematopoiesis.

• 目的 :探讨用白细胞介素 2 ( IL -2 )激活的外周血 ( APB)和脐带血 ( ACB)及骨髓 ( ABM)单个核细胞的培养上清 ,对骨髓造血的影响和作用的可能机制。